Casio fx-3650P II - Paired-variable Statistical Calculations: Regression Commands; Regression Coefficient and Estimation Commands; Minimum and Maximum Value Commands

E-35
r
1
2
(S-VAR)
1
(VAR)
ee
3
Obtains correlation coefficient r
.
ˆ x
1
2
(S-VAR)
1
(VAR)
d
1
Taking the value input immediately before this command as the
y
-value, obtains the
estimated value of
x
based on the regression formula for the currently selected regression
calculation .
ˆ y
1
2
(S-VAR)
1
(VAR)
d
2
Taking the value input immediately before this command as the
x
-value, obtains the
estimated value of
y
based on the regression formula for the currently selected regression
calculation.
Regression Coefficient and Estimated Value Commands for Quadratic
Regression (VAR Menu)
a
1
2
(S-VAR)
1
(VAR)
ee
1
Obtains constant term a of the regression formula.
b
1
2
(S-VAR)
1
(VAR)
ee
2
Obtains coefficient b of the regression formula.
c
1
2
(S-VAR)
1
(VAR)
ee
3
Obtains coefficient c of the regression formula.
ˆ x
1
1
2
(S-VAR)
1
(VAR)
d
1
Taking the value input immediately before this command as the
y
-value, uses the formula
on page 37 to determine one estimated value of
x
.
ˆ x
2
1
2
(S-VAR)
1
(VAR)
d
2
Taking the value input immediately before this command as the
y
-value, uses the formula
on page 37 to determine one more estimated value of
x
.
ˆ y
1
2
(S-VAR)
1
(VAR)
d
3
Taking the value input immediately before this command as the
x
-value, uses the formula
on page 37 to determine the estimated value of
y
.
Minimum and Maximum Value Commands (MINMAX Menu)
minX
1
2
(S-VAR)
2
(MINMAX)
1
Obtains the minimum value of the sample
x
-data.